#top_menu li ul {
	margin: 0;
	padding: 0;
	position: absolute;
	visibility: hidden;
	width: 101px;
}
#top_menu li ul li {
	float: none;
	display: inline;
	margin: 0;
	padding: 0;
}
#top_menu li ul li a:link, #top_menu li ul li a:visited {
	display: block;
	padding: 0;
	height: 20px;
	width: 101px;
}
#top_menu li ul li a span {
	display: none;
}
#top_menu li ul li a.serisage {
	background: url(../img/pm-serisage.jpg) no-repeat top left;
}
#top_menu li ul li a.comoace {
	background: url(../img/pm-comoace.jpg) no-repeat top left;
}
#top_menu li ul li a.kenreisui {
	background: url(../img/pm-kenreisui.jpg) no-repeat top left;
}
#top_menu li ul li a.sa {
	background: url(../img/pm-sa.jpg) no-repeat top left;
}
#top_menu li ul li a.ps {
	background: url(../img/pm-ps.jpg) no-repeat top left;
}
#top_menu li ul li a.siltia {
	background: url(../img/pm-siltia.jpg) no-repeat top left;
}
#top_menu li ul li a.goods {
	background: url(../img/pm-goods.jpg) no-repeat top left;
}
#top_menu li ul li a.ex {
	background: url(../img/pm-ex.jpg) no-repeat top left;
}
#top_menu li ul li a:hover {
	background-position: bottom left;
}